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Note Regulatory capital requirements (Minimum amounts and ratios to be categorized as well-capitalized) (Detail) - Basel III - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Capital Required to be Well Capitalized to Risk Weighted Assets | 10.00% | 10.00%
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets |  | 8.00%
Tier One Leverage Capital Required to be Well Capitalized to Average Assets |  | 5.00%
Banco Popular de Puerto Rico |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Capital Required to be Well Capitalized | $ 2,052,664 | $ 1,922,700
Capital Required to be Well Capitalized to Risk Weighted Assets | 10.00% | 10.00%
Common Equity Tier 1 Based Capital Amount To Be Well Capitalized | $ 1,334,231 | $ 1,249,755
Common Equity Tier 1 Based Capital Ratio To Be Well Capitalized | 6.50% | 6.50%
Tier One Risk Based Capital Required to be Well Capitalized | $ 1,642,131 | $ 1,538,160
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets | 8.00% | 8.00%
Tier One Leverage Capital Required to be Well Capitalized | $ 1,890,709 | $ 1,661,023
Tier One Leverage Capital Required to be Well Capitalized to Average Assets | 5.00% | 5.00%
PB |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Capital Required to be Well Capitalized | $ 644,506 | $ 635,469
Capital Required to be Well Capitalized to Risk Weighted Assets | 10.00% | 10.00%
Common Equity Tier 1 Based Capital Amount To Be Well Capitalized | $ 418,929 | $ 413,055
Common Equity Tier 1 Based Capital Ratio To Be Well Capitalized | 6.50% | 6.50%
Tier One Risk Based Capital Required to be Well Capitalized | $ 515,605 | $ 508,375
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets | 8.00% | 8.00%
Tier One Leverage Capital Required to be Well Capitalized | $ 436,975 | $ 432,102
Tier One Leverage Capital Required to be Well Capitalized to Average Assets | 5.00% | 5.00%

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- Definition The Common Equity Tier 1 Risk Based Capital ratio to be categorized as well capitalized under the regulatory framework of Basel 3. + References No definition available. + Details
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- Definition The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 + Details
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- Definition The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 + Details
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- Definition Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as well-capitalized under regulatory framework for prompt corrective action. + References No definition available. + Details
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- Definition The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 + Details
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